This is a python version Grid_GCN model
This code is adapted from https://github.com/Xharlie/Grid-GCN and https://github.com/hetong007/dgl/tree/pointnet/examples/pytorch/pointcloud/pointnet
python train_cls.py --model grid_gcn
kernprof -l train_tmp.py
python -m line_profiler train_tmp.py.lprof